External display device for toothbrushes



FIG. 1 is a perspective view of an external display device for toothbrushes;

FIG. 2 is a front view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines shown are for illustrative purposes only and form no part of the claimed design. 

CLAIM The ornamental design for an external display device for toothbrushes, as shown and described. 